Home / 41,905.20-62,848.08-18,518.88

Finding the Fourth Proportional to 41,905.20, 62,848.08 and 18,518.88

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Solution

The fourth proportional to 41,905.20, 62,848.08 and 18,518.88 is: 27,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,905.20 : 62,848.08 = 18,518.88 : x
  2. Step 2: Convert to fraction form
    41,905.20/62,848.08 = 18,518.88/x
  3. Step 3: Cross multiply
    41,905.20x = 62,848.08 × 18,518.88
  4. Step 4: Simplify right side
    41,905.20x = 1,163,876,051.75
  5. Step 5: Solve for x
    x = 1,163,876,051.75/41,905.20
  6. Step 6: Final answer
    x = 27,774.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.